venation

Borrowed from Latin vēnātio. Doublet of venison and venatio.

venation (uncountable)

1. (obsolete) The hunting of wild animals.
   • 1650, Thomas Browne, Pseudodoxia Epidemica: […], 2nd edition, London: […] A[braham] Miller, for Edw[ard] Dod and Nath[aniel] Ekins, […], →OCLC:

     There are extant of his in Greek, four books of Cynegeticks or Venation, five of Halieuticks or Piscation, commented and published by Ritterhusius; wherein describing beasts of venery and fishes

From Latin vēna (“vein”) +‎ -ation.

venation (countable and uncountable, plural venations)

1. (botany, entomology) The arrangement of veins in a leaf, wing, or similar structure.
   • 2017 March 1, Hanneke Meijer, The Guardian‎:

     For instance, native plants in the Mascarenes developed several adaptations, such as serrated leafs^[sic] and leafs^[sic] with red venation, to deter tortoise browsing (Cheke & Hume, 2010).

• innovate